Home / 1,258,543.02-1,886,550.47-404,987.36

Finding the Fourth Proportional to 1,258,543.02, 1,886,550.47 and 404,987.36

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Solution

The fourth proportional to 1,258,543.02, 1,886,550.47 and 404,987.36 is: 607,074.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,543.02 : 1,886,550.47 = 404,987.36 : x
  2. Step 2: Convert to fraction form
    1,258,543.02/1,886,550.47 = 404,987.36/x
  3. Step 3: Cross multiply
    1,258,543.02x = 1,886,550.47 × 404,987.36
  4. Step 4: Simplify right side
    1,258,543.02x = 764,029,082,894.37
  5. Step 5: Solve for x
    x = 764,029,082,894.37/1,258,543.02
  6. Step 6: Final answer
    x = 607,074.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.